Kernel: Remove unnecessary non-const Inode::shared_vmobject()

Kernel/FileSystem/Inode.cpp

@@ -269,11 +269,6 @@ KResult Inode::prepare_to_write_data()
     return KSuccess;
 }
 
-RefPtr<SharedInodeVMObject> Inode::shared_vmobject()
-{
-    return m_shared_vmobject.strong_ref();
-}
-
 RefPtr<SharedInodeVMObject> Inode::shared_vmobject() const
 {
     return m_shared_vmobject.strong_ref();

Kernel/FileSystem/Inode.h

@@ -102,7 +102,6 @@ public:
     void will_be_destroyed();
 
     void set_shared_vmobject(SharedInodeVMObject&);
-    RefPtr<SharedInodeVMObject> shared_vmobject();
     RefPtr<SharedInodeVMObject> shared_vmobject() const;
     bool is_shared_vmobject(const SharedInodeVMObject&) const;